Following her father's death, a British teen-aged heiress goes to live with her guardian uncle who is broke and scheming to murder his niece for her vast inheritance.
Toby is a teenager who doesn't care much about school. In fact, he has his eyes on the title of a prestigious dog-sleigh race. He will have to undergo extensive training in order to win it.
A ragtag group of adventurers, including a former Nazi, is led by a half-maddened grizzled treasure hunter who wants a second chance to find the mythical treasure of the Amazon, after his first mission went terrible wrong.